john yang joins me live from michigan. quite a story. this started out with jeremy being called a hero. >> reporter: that's right. at this walgreens. it was 4:30 in the morning when they burst in. days later, jeremy was fired. he's making a federal case out of it, suing wal growns for wrongful termination. security cameras captured the brazen robbery attempt in the quick-witted heroic response. a masked gunman points a gun at the pharmacist in the blue shirt. in response he draws his own weapon. >> i feared for my life. in self defense i fired my weapon as i continued to move from him. >> instead of being rewarded, he was fired. >> no life was lost. no life was harmed and nothing was stolen. in that context, i think he was a hero. >> he was on the overnight shift at the michigan walgreens when two armed men burst in. one holds the gun and the second jumps the pharmacy counter, trying three times to shoot him and the gun wouldn't fire. >> the gunman advanced on me rapidly. he hurdled over the counter and a single motion and pointed his we